Made exclusively for Pinups for Pitbulls, Inc. by Dog Tag Art.com. These Pet ID Tags are made out of solid one-piece construction -- No glued or "sandwiched" materials to wear out or fall apart. Split ring for pet collar attachment, and a zipper pull attachment for human use included with EVERY tag. IMPORTANT: If you do not leave your text information, you will receive an ID tag with the design printed on both sides. Our Pet ID tags are 1.25" (3.18 cm) in diameter.